释义 |
Snellen chart Snel.len chart AHD: [snµl“…n] D.J. [6snel*n]K.K. [6snWl*n]n.(名词)A chart for testing visual acuity, usually consisting of letters, numbers, or pictures printed in lines of decreasing size which a patient is asked to read or identify at a fixed distance.斯涅伦图表:用来测试眼睛视力的图表,通常包括从大到小排列的字母、数字或图画,被测者须在某一固定距离读出或辩论这些符号语源:After Herman Snellen (1834-1908), Dutch ophthalmologist 得名于赫尔曼 斯涅伦 (1834-1908年),荷兰眼科医师 |